package com.x.Part3_variable;
public class ASCII {
    public static void main(String[] args) {
        System.out.println('a' + 10);//97 + 10 = 107
        System.out.println('A' + 10);//65 + 10 = 75
        System.out.println('0' + 10);//48 + 10  =58

        //Unicode字符
        System.out.println("\u0022 + \u0022"); //输出空串，为什么？
        System.out.println("" + "");           //输出空串，为什么？
        System.out.println(\u0022+\u0022);     //输出+字符串，等同于println("+")
        System.out.printf("+");

    }
}